cooking oil extraction machine 1,press 100 kinds seed 2,less 6% oil ... seeds corn pummels ,walnut,Almonds,almost 100 kinds oil seeds,etc. Machine Feature They are most suitable for small ... for prepressing in submerging oil workshops.This oil press machine is composed of feeder, gearbox, pressing cage, ... with different styles of screws and rotates when machine is running to push the material into chamber ...